Savonius wind turbine
A genius, a widespread turbine bearing the name of its inventor, can benefit the energy of the wind from the low speed and at the same time, it is structurally very simple and the final product from a variety of materials.
Vertical omnidirectional turbine
Spinning polamu, but surely! It is at the hobby shop is very popular thanks to the simple design, the use of commonly available materials, and last but not least, for your easy to understand the principle. Also leaves considerable space
